noun Chiefly British.
Origin of postal order
Examples from the Web for postal order
Historical Examples of postal order
I enclose a postal-order for sixpence, to see you through the rest of the term.Once a Week
Alan Alexander Milne
She looked again at the postal-order, and with a sharp movement put it inside her blouse.Coquette
After asking for the stamps he asked, quite as a second thought, for a postal-order for ten shillings.In the Cage